How to check for sludge ?

[Hayes Myers]

I had rotella in my 200...it liked it lots...used/lost less too!

On Mon, Nov 1, 2010 at 3:50 PM, <cobram at juno.com> wrote:

> I only use Diesel specific engine oils too.  Don't want to beat a dead
> horse,  this has been the subject of much scrutiny and investigation on
> vintage and not so vintage motorcycle boards.  The additive packages
> added to engine oil destined for passenger cars is concocted to protect
> the new and sensitive emissions equipment on newer cars, and are not a
> good choice for vehicles spec'd for oil which used to contain the full
> additive package.  High-po, high compression and turbo applications as
> found on our beloved Teutonic steeds correlates well to the concerns of
> two wheeled Euro and Asian engines built to similar tolerances.  Some
> motorcycle specific oils still have the full additive packages, but all
> testing and lab results (some of the guys on the bike lists make the most
> anal among Audi-philes seem like uncaring appliance owners in
> comparison), show engine oil specified for diesel applications beating
> out even the bike specific oils.
>
> If you shop around and hit a sale or clearance, you can get it really
> cheap.  Wally World can be your friend, I picked up 10 gallons of the
> stuff  when the already cheap shelf price for full syn. Rotella had a
> managers special tacked on, worked out to about $9 a gallon.  It
> simplifies things too, I use it in everything in the fleet.  The bike
> especially likes it, I change the bike oil every 2500 miles, but don't
> toss the oil,  I use the semi-used bike oil in the lesser vehicles in the
> family's fleet at oil changes and run it for another 5K.
>
>
> "Ed Kellock" <ekellock at gmail.com> writes:
> > I'm changing the oil this week in two V8s and a 91 Avant.  This will
> > be my
> > 1st oil change in a year.  I'm using Rotella 5W40 in the V8s (nice
> > gallon
> > jugs, 2 per car please, and 5 bux cheaper than the corresponding
> > Mobil 1
> > synth) and Mobil 1 10w40 in the 242k mile Avant (unchipped).
> >
> > One V8 may have accumulated 10k miles over the past year.  The other
> > maybe,
> > maaaybe 5k.  The same 5k for the Avant.
> >
> > Synthetic oils are supposed to allow longer change intervals, right?
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